Inventor

Terutsune Nishio

Inventor

Ehime, JP

Overview

1989–1998

Patent span

Chemistry

Primary field (CPC C)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B22Dprimary

B22DCasting of metals20%

C10BDestructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials20%

C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel20%

Y02PClimate change mitigation technologies in the production or processing of goods20%

Y10TTechnical subjects covered by former us classification20%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1989–1998Patents assigned to SUMITOMO HEAVY INDUSTRIES (2)· patent assignee history

1989–1998Patents assigned to SUMITOMO METAL IND (2)· patent assignee history

1989–1998Based in Ehime, JP· patent location history

1998Patents assigned to KANSAI NETUKAGAKU KABUSHIKI KA (1)· patent assignee history

1998Patents assigned to KAWASAKI STEEL CO (1)· patent assignee history

1998Patents assigned to NIPPON KOKAN KK (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITOMO HEAVY INDUSTRIES	2	1989–1998
SUMITOMO METAL IND	2	1989–1998
KANSAI NETUKAGAKU KABUSHIKI KA	1	1998
KAWASAKI STEEL CO	1	1998
NIPPON KOKAN KK	1	1998

Locations

Location	Patents	Span
Ehime, JP	2	1989–1998